Pierce/Slash
Wind Rapier
Main weapon: Rapier, Pierce/Slash damage.
Where: Chest in the Entrance Hall. Area: Tower of Knowledge.
Use it for
Bosses weak to Slash or Pierce: The Necronomicon (one flesh form).
Enemies weak to Slash or Pierce in Tower of Knowledge
Related weapons
Also found in Tower of Knowledge: Azure Torch, Occult Spear, Skull Rod, Rusted Greatsword, Grave Knife, Occult Knife.